Amazon has 150+ PhD economists on staff; their work is almost entirely secret & 9 other health IT notes

1. At about 12 a.m. EST, Facebookusers were able to regain access to their social media accounts after a 14-hour outage.

2. Ann Arbor-based University of Michigan launched a study to determine whether data collected on an Apple Watch can accurately reflect the user's health and predict if the individual will develop common health conditions.

3. Retail giant Amazonemploys more than 150 PhD economists to analyze transactions on its platform and measure inflation.